Daily Practice

Higher Plus

26th December 1982

5 questions · 13 marks · Grades 8-9 · 51 question types in this band

1
Bounds3 marks
x = 138 and y = 13, each correct to the nearest whole number. Work out the upper bound of x - y.
2
Trigonometric and Exponential Graphs2 marks
The curve y = cos x° is drawn for 0 <= x <= 360. Write down the value of y when x = 0.
3
Velocity Time Graphs2 marks
A train slows steadily from 34 m/s to rest in 5 seconds. Work out its deceleration.
4
The Cosine Rule3 marks
A triangle has sides of 11 cm and 8 cm with an angle of 122° between them. Work out the third side, to 1 decimal place.
5
Conditional Probability3 marks
A bag holds 4 red, 3 blue and 4 green counters. Two are taken without replacement. Given neither is green, what is the probability both are red?

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